//es2015
import 'core-js/fn/array/find'
import 'core-js/fn/array/find-index'
import 'core-js/fn/array/values'
import 'core-js/fn/array/keys'
import 'core-js/fn/array/entries'

import 'core-js/fn/string/includes'
import 'core-js/fn/string/starts-with'
import 'core-js/fn/string/ends-with'
import 'core-js/fn/string/repeat'
//es2016
import 'core-js/fn/array/includes'

//stage
import 'core-js/fn/string/pad-start'
import 'core-js/fn/string/pad-end'
import 'core-js/fn/string/trim-start'
import 'core-js/fn/string/trim-end'
import 'core-js/fn/string/at'